package cn.itcast.goods.mapper;

import cn.itcast.anno.AutoFill;
import cn.itcast.enumeration.OperationType;
import cn.itcast.goods.dto.CategoryPageQueryDTO;
import cn.itcast.goods.pojo.Category;
import com.github.pagehelper.Page;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.List;

@Mapper
public interface CategoryMapper {

    /**
     * 根据名称查询分类
     * @param name
     * @return
     */
    @Select("select * from category where name = #{name}")
    Category getByName(String name);

    /**
     * 新增分类
     * @param category
     */
    @AutoFill(OperationType.INSERT)
    @Insert("insert into category(type, name, sort, status, create_time, update_time, create_user, update_user)" +
            " values(#{type}, #{name}, #{sort}, #{status}, #{createTime},#{updateTime},#{createUser},#{updateUser})")
    void insert(Category category);


    /**
     * 分类分页查询
     * @param categoryPageQueryDTO
     * @return
     */
    Page<Category> pageQuery(CategoryPageQueryDTO categoryPageQueryDTO);


    /**
     * 根据id删除对应分类
     * @param id
     */
    @Delete("delete from category where id = #{id}")
    void deleteById(Long id);


    /**
     * 修改分类信息
     * @param category
     */
    @AutoFill(OperationType.UPDATE)
    void update(Category category);

    /**
     * 根据类型查询分类信息
     * @param type
     * @return
     */
    List<Category> getByType(Integer type);

    @Select("select * from category where id = #{id}")
    Category getById(Long id);
}
